using FastEndpoints;
using MediatR;
using RAG.Application.Chat.Commands;
using RAG.Application.Chat.DTOs;

namespace RAG.Api.Endpoints.Chat;

public class SendMessageEndpoint(IMediator mediator) : Endpoint<SendMessageRequest, SendMessageResponse>
{
    public override void Configure()
    {
        Post("/chat/conversations/{ConversationId}/messages");
        AllowAnonymous();
    }

    public override async Task HandleAsync(SendMessageRequest req, CancellationToken ct)
    {
        var conversationId = Route<Guid>("ConversationId");
        var result = await mediator.Send(new SendMessageCommand(conversationId, req.Content), ct);
        await Send.OkAsync(result, ct);
    }
}

public record SendMessageRequest(string Content);